I have not seen any evidence that strip-till (or strip-drill or whatever it's called) leads to carbon sequestration, especially just by itself (i.e. with no cover crops). Even no-till is questionable. Looking at some of our fields after drilling with the Claydon there is still a lot of soil movement which will be oxidising carbon. I suppose you could argue that the rate of carbon depletion in the soil compared to ploughing might be slower.
I think you could argue that it may reduce run-off and might be better for wildlife (having access to stubbles overwinter and such like), but I cannot see that it will mitigate against climate change by locking up carbon in the soil.
Surely any reduced tillage is reduced oxidation and therefore less co2 ?
Yes, as I said it might slow the rate of decline, but I don't think it will do much more than that. You can say that reduction in the rate mitigates against climate change to a degree. I wonder though, how much of the decline of carbon in soils is factored into the current models anyway. If they haven't thought about it and have assumed there's no change then, unless you actually start locking up C, there will be no improvement upon current predictions.
But isn't extra co2 in the atmosphere blamed by many for climate change ? Or am I missing the point ?
I think you've all mis-understood,
The impression i get is that using a Claydon (or any other strip/no till drill) enables you to get the work done in a quicker, more timely manner and is weather proof for when we get these wet autumns / challanging years (Climate change???)
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I think you've all mis-understood,
The impression i get is that using a Claydon (or any other strip/no till drill) enables you to get the work done in a quicker, more timely manner and is weather proof for when we get these wet autumns / challanging years (Climate change???)
Not about carbon release causing climate change
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looking for a direct drill as it will only give a good crop 3 out of 10 times whereas a strip till drill gives a good yield 7 out of 10 times and the other 3 times it'll be perhaps average to good.
Fact not fiction speaking from my point of view over here. Still, a drill or drilling method is only as good as the man behind it.